4399459 has 8 divisors (see below), whose sum is σ = 4550832. Its totient is φ = 4250400.

The previous prime is 4399457. The next prime is 4399471. The reversal of 4399459 is 9549934.

4399459 = T₁₉₄ + T₁₉₅ + ... + T₃₂₂.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4399459 - 2¹ = 4399457 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4399457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3837 + ... + 4849.

It is an arithmetic number, because the mean of its divisors is an integer number (568854).

Almost surely, 2^4399459 is an apocalyptic number.

4399459 is a deficient number, since it is larger than the sum of its proper divisors (151373).

4399459 is a wasteful number, since it uses less digits than its factorization.

4399459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1157.

The product of its digits is 174960, while the sum is 43.

The square root of 4399459 is about 2097.4887365609. The cubic root of 4399459 is about 163.8575378932.

The spelling of 4399459 in words is "four million, three hundred ninety-nine thousand, four hundred fifty-nine".